9) A leftward shift of a consumer’s budget line to a position parallel with the original
one could indicate that the:
A.Price of one product has decreased in relation to the other
B.Prices of both products have decreased in the same proportion
C.Consumer’s money income has increased and the prices of both products have also
increased but proportionately less
D.Consumer’s money income has increased but the prices of both products have
increased proportionately more
10) Interindustry competition refers to the fact that:
A.Oligopolistic producers establish a common price for their products
B.Products are identical in a purely competitive industry
C.Firms which sell a product at one stage of production buy materials and parts from
other firms at prior stages of production
D.In some markets the producers of a certain commodity might face competition from
products of other industries
11)
Common causes for a backflow in migration include the following, except:
A.Expected gains in the new country are exceeded by actual gains
B.Living costs in the new country are higher than expected
C.Costs of being away from family and friends are greater than expected
D.Anticipated jobs and promotions are not found in the new country